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Multimodality Imaging Assessment of Prosthetic Heart Valves

Multimodality Imaging Assessment of Prosthetic Heart Valves Advances in Cardiovascular Imaging Multimodality Imaging Assessment of Prosthetic Heart Valves Dominika Suchá, MD, Petr Symersky, MD, PhD; W. Tanis, MD, PhD; Willem P.Th.M. Mali, MD, PhD; Tim Leiner, MD, PhD; Lex A. van Herwerden, MD, PhD; Ricardo P.J. Budde, MD, PhD Abstract—Echocardiography and fluoroscopy are the main techniques for prosthetic heart valve (PHV) evaluation, but because of specific limitations they may not identify the morphological substrate or the extent of PHV pathology. Cardiac computed tomography (CT) and magnetic resonance imaging (MRI) have emerged as new potential imaging modalities for valve prostheses. We present an overview of the possibilities and pitfalls of CT and MRI for PHV assessment based on a systematic literature review of all experimental and patient studies. For this, a comprehensive systematic search was performed in PubMed and Embase on March 24, 2015, containing CT/MRI and PHV synonyms. Our final selection yielded 82 articles on surgical valves. CT allowed adequate assessment of most modern PHVs and complemented echocardiography in detecting the obstruction cause (pannus or thrombus), bioprosthesis calcifications, and endocarditis extent (valve dehiscence and pseudoaneurysms). No clear advantage over echocardiography was found for the detection of vegetations or periprosthetic regurgitation. Whereas MRI metal artifacts may preclude http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Circulation: Cardiovascular Imaging Wolters Kluwer Health

Multimodality Imaging Assessment of Prosthetic Heart Valves

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Copyright
© 2015 American Heart Association, Inc.
ISSN
1941-9651
eISSN
1942-0080
DOI
10.1161/CIRCIMAGING.115.003703
pmid
26353926
Publisher site
See Article on Publisher Site

Abstract

Advances in Cardiovascular Imaging Multimodality Imaging Assessment of Prosthetic Heart Valves Dominika Suchá, MD, Petr Symersky, MD, PhD; W. Tanis, MD, PhD; Willem P.Th.M. Mali, MD, PhD; Tim Leiner, MD, PhD; Lex A. van Herwerden, MD, PhD; Ricardo P.J. Budde, MD, PhD Abstract—Echocardiography and fluoroscopy are the main techniques for prosthetic heart valve (PHV) evaluation, but because of specific limitations they may not identify the morphological substrate or the extent of PHV pathology. Cardiac computed tomography (CT) and magnetic resonance imaging (MRI) have emerged as new potential imaging modalities for valve prostheses. We present an overview of the possibilities and pitfalls of CT and MRI for PHV assessment based on a systematic literature review of all experimental and patient studies. For this, a comprehensive systematic search was performed in PubMed and Embase on March 24, 2015, containing CT/MRI and PHV synonyms. Our final selection yielded 82 articles on surgical valves. CT allowed adequate assessment of most modern PHVs and complemented echocardiography in detecting the obstruction cause (pannus or thrombus), bioprosthesis calcifications, and endocarditis extent (valve dehiscence and pseudoaneurysms). No clear advantage over echocardiography was found for the detection of vegetations or periprosthetic regurgitation. Whereas MRI metal artifacts may preclude

Journal

Circulation: Cardiovascular Imaging – Wolters Kluwer Health

Published: Sep 1, 2015

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